2027 Specialized Stumpjumper 15 EVO Comp vs 2026 GT Sensor Carbon Pro

What changes on the GT Sensor Carbon Pro

Compared with the Specialized Stumpjumper 15 EVO Comp in S3, the GT Sensor Carbon Pro in S places the top of the head tube 6 mm lower and 15 mm further back, relative to the bottom bracket. Its wheelbase is 26 mm shorter, which can contribute to quicker direction changes.

Frame stack

−6 mm

Lower front end

Frame reach

−15 mm

Shorter frame reach

Wheelbase

−26 mm

Shorter: quicker to change direction

Head angle

+1.0°

Steeper: sharper steering

Chainstays

+5 mm

Longer: more planted

The two frames

We can't draw these frames yet. The Specialized Stumpjumper 15 EVO Comp numbers we have for size S3 are missing the seat angle. The numbers below still compare.

Geometry side by side

Differences are the GT Sensor Carbon Pro minus the Specialized Stumpjumper 15 EVO Comp. Full charts: 2027 Specialized Stumpjumper 15 EVO Comp, 2026 GT Sensor Carbon Pro.

Where each sits in its class

Specialized Stumpjumper 15 EVO CompGT Sensor Carbon Pro

Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.